28．Yesterday was Linda' s ________ birthday.

   A．twelve                B．the twelfth         C．twelfth            D．the twelve

27．It's getting dark,_________ they are still working.

   A．and                  B．but                C．so                 D．or

26．Jill looks at her _________, and she knows that she will have an art class tomorrow morning.

   A．desk                  B．classroom        C．timetable          D．watch

25．We should _________in the reading room.

   A．keep quietly           B．quiet              C．be quiet            D．be quietly

24．"The teacher is coming! Please stop ______. "says Tom.

   A．talking                 B．to talk           C．talk                  D．talks

23．Lucy is _________ a black dress in the picture.

     A．wear                B．have               C．in              D．wears

22．I would like________ backpack.

    A．more one           B．the others            C．one more          D．others

21．Our classroom is_________ than yours.

    A．big                   B．the biggest          C．bigger                D．the bigger

20．What colour is his friend's skirt?

    A．Yellow.              B．Red.                  C．Blue.

从每小题所给的A、B、C、D中，选出一个可以填入空白处的最佳选项。

    A．12.                  B．13.                     C．14.